Megatron is a character from the Transformers franchise, created by Hasbro in 1984. based on a toy design by Takara. The original Megatron was the Decepticon Leader, which could transform into three different types of guns; a Walther P38 handgun, a particle beam cannon, and a telescopic laser cannon. He is a sentient robotic lifeform from the planet Cybertron and the leader of the villainous Decepticons as well as the archenemy of the Autobot leader Optimus Prime.